<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>测试分隔符</title>
</head>
<body>
<script type="text/javascript">
    let s="www.baidu.com/__111__ss__999__/kk"
    alert(encodeURI(s))
</script>
</body>
</html>